It may come as a dry itch. Or a scratchy soreness in the throat or neck But whatever the effects, a sore throat can range from a simple, mild irritant to a very painful condition. A sore throat, which is also known as pharyngitis, laryngitis or tonsillitis, happens when your immune system reacts to an allergen or infection, and triggers a release of inflammatory chemicals like histamines and leukotrienes that irritate the membranes. A hot, phlegm-filled throat would generally mean you’ve fallen prey to whichever cold or flu bug is in your surroundings. Dry, sore and raspy throats are the result of allergies, exposure to pollutants or strained vocal chords. A sore throat can accompany…